Question

Mrs.jacobson wants to order toy instruments to give as prizes to her class. the table shows the prices for various order sizes.

what is the difference between the highest unit price for whistles and the lowest unit price for whistles?
what is the highest init price per kazoo?
To get the lowest unit price , which item and how many of that item would Mrs. Jacobson have to order.

how do you get the answer??

Answer 1

first let as solve all unit pirce
whistles 21.25 / 25 = $ 0.85 per unit
36 / 50 = $ 0.72 per unit
60 / 80 = $ 0.75 per unit
kazoos
10 / 25 = $ 0.4 per unit
18.50 / 50 = $ 0.37 per unit
27.20 / 80 = $ 0.34 per unit
a.) $ 0.85 - $ 0.72 = $ 0.13
b.) 10 / 25 = $ 0.4 per unit
c.) he must order 80 kazoos she should order